Services › Least Restrictive Enviornment (LRE) Alignment System™ Least Restrictive Enviornment (LRE) Alignment System™ $0.00 Used as an internal system for ensuring students are served in the least restrictive environment through data-driven placement and service alignment.*IEP teams determine the least restrictive environment placement for students Schedule a Consultation Added! Used as an internal system for ensuring students are served in the least restrictive environment through data-driven placement and service alignment.*IEP teams determine the least restrictive environment placement for students